138709466232378944

Names of 138709466232378944

• Cardinal: 138709466232378944 can be written as One hundred thirty-eight quadrillion, seven hundred nine trillion, four hundred sixty-six billion, two hundred thirty-two million, three hundred seventy-eight thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 1.38709466232378944 × 10¹⁷

Factors of 138709466232378944

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 98

Divisors of 138709466232378944

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 64 89 98 112 178 196 224 356 392 448 623 712 784 1246 1424 1568 2492 2848 3136 4361 4984 5696 7921 8722 9968 15842 17444 19936 31684 34888 39872 55447 63368 69776 110894 126736 139552 221788 253472 279104 388129 443576 506944 704969 776258 887152 1409938 1552516 1774304 2819876 3105032 3548608 4934783 5639752 6210064 9869566 11279504 12420128 19739132 22559008 24840256 34543481 39478264 45118016 62742241 69086962 78956528 125484482 138173924 157913056 250968964 276347848 315826112 439195687 501937928 552695696 878391374 1003875856 1105391392 1756782748 2007751712 2210782784 3074369809 3513565496 4015503424 5584059449 6148739618 7027130992 11168118898 12297479236 14054261984 22336237796 24594958472 28108523968 39088416143 44672475592 49189916944 78176832286 89344951184 98379833888 156353664572 178689902368 196759667776 273618913001 312707329144 357379804736 496981290961 547237826002 625414658288 993962581922 1094475652004 1250829316576 1987925163844 2188951304008 2501658633152 3478869036727 3975850327688 4377902608016 6957738073454 7951700655376 8755805216032 13915476146908 15903401310752 17511610432064 24352083257089 27830952293816 31806802621504 44231334895529 48704166514178 55661904587632 88462669791058 97408333028356 111323809175264 176925339582116 194816666056712 222647618350528 309619344268703 353850679164232 389633332113424 619238688537406 707701358328464 779266664226848 1238477377074812 1415402716656928 1558533328453696 2167335409880921 2476954754149624 2830805433313856 4334670819761842 4953909508299248 8669341639523684 9907819016598496 17338683279047368 19815638033196992 34677366558094736 69354733116189472 138709466232378944
• Sum of all divisors σ(n): 323829163232697240
• Sum of proper divisors (its aliquot sum) s(n): 185119697000318296
• 138709466232378944 is an abundant number, because the sum of its proper divisors (185119697000318296) is greater than itself. Its abundance is 46410230767939352

Bases of 138709466232378944

• Binary: 111101100110010111000011001001101110000111101011001000000₂
• Hexadecimal: 0x1ECCB864DC3D640
• Base-36: 11XSEH3AGY0W

Squares and roots of 138709466232378944

• 138709466232378944 squared (138709466232378944²) is 19240316022471474517767781614555136
• 138709466232378944 cubed (138709466232378944³) is 2668813965619306550120378018321347070930313533456384
• The square root of 138709466232378944 is 372437197.7023494683
• The cube root of 138709466232378944 is 517648.9850640517

Scales and comparisons

• 138,709,466,232,378,944 seconds is equal to 4,410,531,969 years, 33 weeks, 1 day, 19 hours, 55 minutes, 44 seconds.
• To count from 1 to 138,709,466,232,378,944 would take you about thirteen billion, two hundred thirty-one million, five hundred ninety-five thousand, nine hundred eight years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 138709466232378944 cubic inches would be around 43137.4 feet tall.

Recreational maths with 138709466232378944

• 138709466232378944 backwards is 449873232664907831
• The number of decimal digits it has is: 18
• The sum of 138709466232378944's digits is 86
• More coming soon!